41 lines
613 B
Go
41 lines
613 B
Go
package prnt
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import (
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"bytes"
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"fmt"
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)
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type Generator struct {
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buf bytes.Buffer
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err error
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}
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func (g *Generator) Printf(format string, args ...interface{}) {
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if g.err != nil {
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return
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}
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if _, err := fmt.Fprintf(&g.buf, format, args...); err != nil {
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g.AddError(err)
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}
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}
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func (g *Generator) NL() {
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g.Printf("\n")
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}
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func (g *Generator) Comment(lines ...string) {
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for _, line := range lines {
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g.Printf("// %s\n", line)
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}
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}
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func (g *Generator) AddError(err error) {
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if err != nil && g.err == nil {
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g.err = err
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}
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}
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func (g *Generator) Result() ([]byte, error) {
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return g.buf.Bytes(), g.err
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}
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